In St. Louis, the Cubs sweep the Deans‚ winning 7 – 2 against Paul‚ and 6 – 4 over Dizzy. Big Jim Weaver wins the opener and Pat Malone is the victor against Diz.

On August 12, 1934 — In St. Louis, the Cubs sweep the Deans‚ winning 7 – 2 against Paul‚ and 6 – 4 over Dizzy. Big Jim Weaver wins the opener and Pat Malone is the victor against Diz.

Source:
Baseball Reference August 12
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game